Comments on: Rescaling the Pythagorean Theorem http://betterexplained.com/articles/rescaling-the-pythagorean-theorem/ Learning shouldn't hurt. Let's share the insights that made difficult ideas click. Fri, 5 Dec 2008 08:35:47 +0000 http://wordpress.org/?v=2.0 by: Sylvain Romiguier http://betterexplained.com/articles/rescaling-the-pythagorean-theorem/#comment-135969 Thu, 21 Feb 2008 15:09:15 +0000 http://betterexplained.com/articles/rescaling-the-pythagorean-theorem/#comment-135969 Oups it was not Gizeh but Cheops pyramid and all the story is told on wikipedia. Oups it was not Gizeh but Cheops pyramid and all the story is told on wikipedia.

]]> by: Sylvain Romiguier http://betterexplained.com/articles/rescaling-the-pythagorean-theorem/#comment-135967 Thu, 21 Feb 2008 15:07:49 +0000 http://betterexplained.com/articles/rescaling-the-pythagorean-theorem/#comment-135967 Hi Kalid, In France it's called the Thales' Theorem but in USA I think it's called the Intercept Theorem and you can find details on http://en.wikipedia.org/wiki/Intercept_theorem The story behind this is that Thales was the first able to calculate the Gizeh Pyramid height because he though there was the same relationship between his shadow and his height and the pyramid shadow and pyramid height, he considered that the sun rays were parallels so that the same ratio applied between his values and the pyramid ones. Nice story. Hi Kalid,

In France it’s called the Thales’ Theorem but in USA I think it’s called the Intercept Theorem and you can find details on
http://en.wikipedia.org/wiki/Intercept_theorem

The story behind this is that Thales was the first able to calculate the Gizeh Pyramid height because he though there was the same relationship between his shadow and his height and the pyramid shadow and pyramid height, he considered that the sun rays were parallels so that the same ratio applied between his values and the pyramid ones. Nice story.

]]> by: Kalid http://betterexplained.com/articles/rescaling-the-pythagorean-theorem/#comment-134860 Tue, 19 Feb 2008 04:45:03 +0000 http://betterexplained.com/articles/rescaling-the-pythagorean-theorem/#comment-134860 Hi Sylvain, thanks for the comment! I hadn't heard of Thales theorem before, but it's a nice result -- perhaps a topic for an upcoming article :). Hi Sylvain, thanks for the comment! I hadn’t heard of Thales theorem before, but it’s a nice result — perhaps a topic for an upcoming article :) .

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